//////////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (c) 2014-2015, Egret Technology Inc.
//  All rights reserved.
//  Redistribution and use in source and binary forms, with or without
//  modification, are permitted provided that the following conditions are met:
//
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above copyright
//       notice, this list of conditions and the following disclaimer in the
//       documentation and/or other materials provided with the distribution.
//     * Neither the name of the Egret nor the
//       names of its contributors may be used to endorse or promote products
//       derived from this software without specific prior written permission.
//
//  THIS SOFTWARE IS PROVIDED BY EGRET AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
//  OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
//  OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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//  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;LOSS OF USE, DATA,
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//////////////////////////////////////////////////////////////////////////////////////


module egret.gui {

	/**
	 * @class egret.gui.SkinPartEvent
	 * @classdesc
	 * 皮肤组件附加移除事件
	 * @extends egret.Event
	 */
	export class SkinPartEvent extends Event{
		/**
		 * 附加皮肤公共子部件 
		 * @constant egret.gui.SkinPartEvent.PART_ADDED
		 */		
		public static PART_ADDED:string = "partAdded";
		/**
		 * 移除皮肤公共子部件 
		 * @constant egret.gui.SkinPartEvent.PART_REMOVED
		 */		
		public static PART_REMOVED:string = "partRemoved";
		
		/**
		 * @method egret.gui.SkinPartEvent#constructor
		 * @param type {string} 
		 * @param bubbles {boolean} 
		 * @param cancelable {boolean} 
		 * @param partName {string} 
		 * @param instance {any} 
		 */
		public constructor(type:string, bubbles:boolean = false,
									  cancelable:boolean = false,
									  partName:string = null, 
									  instance:any = null) {
			super(type, bubbles, cancelable);
			
			this.partName = partName;
			this.instance = instance;
		}
		
		/**
		 * 被添加或移除的皮肤组件实例
		 * @member egret.gui.SkinPartEvent#instance
		 */    
        public instance: any = null;
		
		/**
		 * 被添加或移除的皮肤组件的实例名
		 * @member egret.gui.SkinPartEvent#partName
		 */   
        public partName: string = null;

        /**
         * 使用指定的EventDispatcher对象来抛出事件对象。抛出的对象将会缓存在对象池上，供下次循环复用。
         * @method egret.gui.SkinPartEvent.dispatchSkinPartEvent
         */
        public static dispatchSkinPartEvent(target:IEventDispatcher,type:string,
                                            partName:string = null,instance:any = null):boolean{
			var event:SkinPartEvent = Event.create(SkinPartEvent, type);
			event.partName = partName;
			event.instance = instance;
			var result = target.dispatchEvent(event);
			Event.release(event);
			return result;
        }

		public clean():void {
			super.clean();
			this.instance = null;
			this.partName = null;
		}
	}
}